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Author Question: Using the attached Table 9-10 from the text, indicate how many ounces of potassium nitrate (13-0-44) ... (Read 63 times)

kellyjaisingh

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on: Jul 22, 2018
Using the attached Table 9-10 from the text, indicate how many ounces of potassium nitrate (13-0-44) and ammonium nitrate (33-0-0) to add to 100 gallons of water to yield a solution of approximately 200 ppm nitrogen (N) and 200 ppm potassium (K20).
 
  What will be an ideal response?

Question 2

Why is a back-flow preventer used in the greenhouse?
 
  What will be an ideal response?


zogaridan

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Reply #1 on: Jul 22, 2018
Answer to Question 1

6 oz potassium nitrate plus 6 oz ammonium nitrate.

Answer to Question 2

It is placed in the water line before the fertilizer injector to prevent
fertilizer from backing up into the water lines.


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